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321
TISCO, POSCO, BAOSTEEL, JISCO LISCO
7219132900
Roof Type 321 Cold Rolled Steel Sheet is a standard austenitic 18/8 stainless steel grade, (304), but stabilized by Titanium.
The titanium within means the stainless steel is intergranular corrosion resistant after heating, (between 425-900 degrees Celsius).
Chemical Composition of Stainless Steel 321/321H Sheets and Plates.
| Element | 321 |
| Carbon (C) | 0.08 |
| Chromium (Cr) | 17.0-19.0 |
| Nickel (Ni) | 9.0-12.0 |
| Manganese (Mn) | 2.00 |
| Silicon (Si) | 0.75 |
| Nitrogen (Ni) | 0.10 |
| Phosphorus (P) | 0.045 |
| Sulfur (S) | 0.03 |
| Titanium (Ti) | 5(C+N)Min / 0.70 Max |
Mechanical Properties of Stainless Steel 321/321H Sheets and Plates
Mechanical property requirements for annealed product as specified in ASTM A240 and ASME SA240.
| Property | 321 |
| Yield Strength, min. (ksi) | 30 |
| Tensile Strength, min. (ksi) | 75 |
| Elongation, min. (%) | 40 |
| Hardness, max. (Rb) | 95 |
The Application of Stainless Steel Plate and Sheet Type 321
Aircraft piston engine manifolds and exhaust stacks
Refinery equipment
Thermal oxidizers
Expansion joints
High temperature chemical process equipment.
FAQ
Q1: What products can you offer?
A: We can offer you general steel types like 310S, 316L,304.304L.201,904L, 316H, 316,316L 300and
400 series, and duplex stainless steel like 2205, 2304,2101,2507,etc. 904L, 800H, 600H high-nickel alloy.
Q2. Can you produce the products according to my own drawings?
Yes,we can produce the products according to your drawings that will be most satisfy you.
Q3. How does your factory do regarding quality control?
Quality is priority. We always attach great importance to quality controlling from beginning to end.
Q4. Can I request to change the form of packaging and transportation?
Yes,We can change the form of the packaging and transportation according to your request,
but you have to bear their own costs incurred during this period and the spreads.
Q5. How does your factory do regarding quality control?
Quality is priority. We always attach great importance to quality controlling from beginning to end.
Q6. How long is the Delivery time?
A: 7~20 working days after confirming the payment.
If the order is urgently, we will push our workshop finish in advance.
Q7. What is your Payment?
A: 100% T/T advance , Western Union (For Small Order)
B: 30% T/T and balance 70% before the shipment
C: 100% Irrevocable LC at sight (For Big Order)
